ZIP Code 21023 in Butler, MD

Data Last Updated: October 1, 2025
City:Butler, Maryland
County:Baltimore County
Timezone:Eastern (GMT -05:00)
Local Time:12:26:44 AM
Population:89 [See All]
Area Codes:443 / 410 / 667
Classification:PO Box
Coordinates:39.5354, -76.7286
Land Area:1.07 sq mi
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https://www.zip-codes.com/zip-code/21023/zip-code-21023.asp

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Population & Demographics


ZIP Code 21023 has 89 residents and 32 households (average 2.78 persons per household). The median age is 35.5 years, younger than the state (38.8) and younger than the nation (38.8). The gender split is 53.9% male and 46.1% female, which is higher than the state male share (48.2%), making this a male-majority area. Largest groups are White (64.0%, much higher than the state average of 48.7%) and Other / Two or More Races (16.9%, much higher than the state average of 6.7% and well above the national average of 8.4%); Hispanic or Latino residents make up 15.7%, which is higher than the state average (11.8%), and Other / Two or More Races share is much higher than the state average (6.7%).

Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:89Source: Census DHC
2023 ACS Population Estimate:83Source: Census ACS
2025 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:83.2 people per sq mile
Average Income:$81,438Source: Census ACS
Households:32Source: Census DHC
Average House Value:$625,000Source: Census ACS
Persons Per Household:2.78Source: Census DHC
Average Family Size:2.44Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--0000000000586883
Decennial Census0------------------89------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 35.5

Male Median Age: 33.5

Female Median Age: 50.5

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male32041401142132002000
Female632800100016631022
Total952121402142148633022
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:5759.38%
Black:66.25%
Hispanic:*1414.58%
Asian:44.17%
American Indian:00%
Hawaiian:00%
Other:1515.63%
Total:96100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:4853.93%33.5 years
Females:4146.07%50.5 years
Total:89100%35.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:83100.00%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:83100%
Total Native Population:83100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $81,438, which is well under the state median ($101,652), and above its 2019 pre-pandemic level by $81,438. Family households earn a median of $81,438 versus $0 for nonfamily households (a difference of $81,438). By gender, male median income is $0 and female is $0, which is well under the state female median ($68,044), with a current gap of $0 that has stayed about the same from 2011 to 2023. The labor-force participation rate is 84.5%, which is far greater than the national rate (63.5%). The unemployment rate is 0.0%, which is markedly below the national rate (5.2%). The largest occupation group is Management (61.2%).

Explore More: Income Over Time Household Income Employment Status By Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$0$0$0$0$0$0$0$0$0$0$210,417$76,131$81,438
Median Family Income$0$0$0$0$0$0$0$0$0$0$210,417$76,131$81,438
Median NonFamily Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Male Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Female Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:4984.48%
Unemployed:00.00%
Not In Labor Force:915.52%
Total:58100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:3061.22%
Service:1428.57%
Sales and Office:510.20%
Natural resources, construction, and maintenance:00.00%
Production, transportation, and material moving:00.00%
Total Civilian Employed Population:49100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $625,000, which is much higher than the national median ($303,400), and above its 2019 pre-pandemic level by $625,000. The median gross rent is $0, which is far less than the state median ($1,662), and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.

Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$0$0$0$0$0$0$0$0$0$0$0$0$625,000
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:00.00%
$1,000 to $1,499:00.00%
$1,500 to $1,999:00.00%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:7100.00%
Total:7100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):3081.08%
Owner Occupied (free and clear, no mortgage):00.00%
Renter Occupied:718.92%
Total Occupied Housing Units:37100%

Occupied Housing Units:37100.00%
Vacant Housing Units (not graphed):00.00%
Total Housing Units:37100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:37100.00%
Multi-Family Units:00.00%
Other Units:00.00%
Total Housing Units:37100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 27.80% of adults (25+) have a bachelor's degree or higher, which is on par with the state rate (42.70%). High school or higher is 87.00%, which is on par with the state rate (91.00%). The uninsured rate is 0.00%, which is comparable to the national rate (8.60%). The share of people in poverty is 0.00%, which is comparable to the national rate (8.70%). Poverty has been broadly stable, which may reflect structural barriers or offsetting gains and setbacks. Among residents ages 3+, the largest enrollment group is pre-K (68.97%). College enrollment is 0.00%, which is on par with the state rate (28.00%), meaning the community mirrors broader higher-education participation.

Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:712.96%
High school graduate (includes equivalency):712.96%
Some college, no degree:00.00%
Associate's degree:2546.30%
Bachelor's degree:1018.52%
Graduate or professional degree:59.26%
Total:54100%
High school or higher:4787.04%
Bachelor's degree or higher:1527.78%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:5971.08%
Public Insurance:2428.92%
No Insurance:00.00%
Total:83100%
Has Health Insurance:83100.00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:2068.97%
Kindergarten:517.24%
Elementary school (grades 1-8):00.00%
High school (grades 9-12):413.79%
College or graduate school:00.00%
Total:29100%
Early Childhood:2586.21%
K-12 (Primary & Secondary School):931.03%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 21023 supports both business and residential activity. According to the Business Census (2023), there are 6 business establishments, employing about 41 people with an annual payroll of $1,333,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:119Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:6Source: CBP
1st Quarter Payroll:$284,000Source: CBP
Annual Payroll:$1,333,000Source: CBP
# of Employees:41Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 21023 is located in Baltimore County, Maryland, within the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area (CBSA 12580) and Maryland's 2nd Congressional District. This Metro area has a population of 2,839,409 people, about 0.00% of whom live in ZIP Code 21023. It covers 1.07 sq mi of land and a water area of 0.005 sq mi.

CBSA Name:Baltimore-Columbia-Towson, MDSource: Census
CBSA Number:12580Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:2,839,409Source: Census
MSA:Washington-Baltimore, DC-MD-VA-WV CMSASource: Census
Land Area:1.07 sq miSource: Census
Water Area:0.005 sq miSource: Census
Congressional District:02Source: USPS
Congressional Land Area:348.88 sq miSource: Census
PMSA:Baltimore, MD PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


21027 | | 21022

Schools in ZIP Code 21023


We could not locate which school district 21023 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Sparks Elementary 601 Belfast Rd
Sparks, MD 21152
District: Baltimore County Public SchoolsNearby
Hereford Middle 712 Corbett Rd
Monkton, MD 21111
District: Baltimore County Public SchoolsNearby
Fifth District Elementary 3725 Mount Carmel Rd
Upperco, MD 21155
District: Baltimore County Public SchoolsNearby
Hereford High 17301 York Rd
Parkton, MD 21120
District: Baltimore County Public SchoolsNearby
Mays Chapel Elementary 12250 Roundwood Road
Timonium, MD 21093
District: Baltimore County Public SchoolsNearby
The Trellis School 14550 York Rd
Sparks Glencoe, MD 21152
District: Private SchoolNearby
Forbush School At Hunt Valley 11201 Pepper Rd
Hunt Valley, MD 21031
District: Private SchoolNearby
Darchei Noam 2905 Walnut Ave
Owings Mills, MD 21117
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 21023


Institute Of Health Sciences 11031 Mccormick Road
Hunt Valley, MD 21031-1408
Type: Post Secondary
Stevenson University 1525 Greenspring Valley Rd
Stevenson, MD 21153-0641
Type: Post Secondary
Robert Paul Academy Of Cosmetology Arts & Sciences 29 Greenmeadow Dr
Timonium, MD 21093
Type: Post Secondary
Strayer University-Owings Mills Campus 500 Redland Ct, Ste 100
Owings Mills, MD 21117
Type: Post Secondary
Empire Beauty School-Owings Mills 9616 Reisterstown Rd, Suite 105
Owings Mills, MD 21117
Type: Post Secondary
Ner Israel Rabbinical College 400 Mount Wilson Ln
Baltimore, MD 21208
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov